// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//-go:build !amd64 && !arm64 && !riscv64 && !s390x

package math

const haveArchMax = false

func archMax(x, y float64) float64 {
	panic("not implemented")
}

const haveArchMin = false

func archMin(x, y float64) float64 {
	panic("not implemented")
}
